{"id":10144,"date":"2016-02-04T09:00:21","date_gmt":"2016-02-04T00:00:21","guid":{"rendered":"http:\/\/www.techscore.com\/blog\/?p=10144"},"modified":"2018-11-14T16:33:46","modified_gmt":"2018-11-14T07:33:46","slug":"postgresql%e3%81%aeuuid%e5%9e%8b%e3%81%a8pgcrypto%e3%83%a2%e3%82%b8%e3%83%a5%e3%83%bc%e3%83%ab%e3%82%92%e4%bd%bf%e3%81%a3%e3%81%a6%e4%bc%9a%e5%93%a1%e3%83%91%e3%82%b9%e3%83%af%e3%83%bc%e3%83%89","status":"publish","type":"post","link":"https:\/\/www.techscore.com\/blog\/2016\/02\/04\/postgresql%e3%81%aeuuid%e5%9e%8b%e3%81%a8pgcrypto%e3%83%a2%e3%82%b8%e3%83%a5%e3%83%bc%e3%83%ab%e3%82%92%e4%bd%bf%e3%81%a3%e3%81%a6%e4%bc%9a%e5%93%a1%e3%83%91%e3%82%b9%e3%83%af%e3%83%bc%e3%83%89\/","title":{"rendered":"PostgreSQL\u306eUUID\u578b\u3068pgcrypto\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u3063\u3066\u4f1a\u54e1\u30d1\u30b9\u30ef\u30fc\u30c9\u8a8d\u8a3c\u3092\u5b9f\u88c5\u3057\u3066\u307f\u308b"},"content":{"rendered":"<p>\u306f\u3058\u3081\u307e\u3057\u3066\u3001\u5800\u4e95\u3068\u7533\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u305f\u3073TECHSCORE BLOG\u306b\u8a18\u4e8b\u3092\u66f8\u304b\u305b\u3066\u3044\u305f\u3060\u304f\u3053\u3068\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u3088\u308d\u3057\u304f\u304a\u9858\u3044\u3057\u307e\u3059\u3002<\/p>\n<p>\u666e\u6bb5\u306e\u4ed5\u4e8b\u3067\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306f\u5c02\u3089MySQL\u3092\u4f7f\u3063\u3066\u3044\u307e\u3059\u304c\u3001\u3053\u306e\u6a5f\u4f1a\u3092\u304a\u501f\u308a\u3057\u3066\u3001\u4e45\u3057\u3076\u308a\u306bPostgreSQL\u3092\u89e6\u3063\u3066\u307f\u307e\u3057\u305f\u3002\uff08Ver7\u7cfb\u304c\u4e3b\u6d41\u3060\u3063\u305f\u9803\u4ee5\u6765\u306a\u306e\u3067\u591a\u520610\u5e74\u3076\u308a\u304f\u3089\u3044\uff1f\uff09<\/p>\n<p>\u4f1a\u54e1\u5236Web\u30b5\u30a4\u30c8\u3068\u3044\u3046\u60f3\u5b9a\u3067\u30d1\u30b9\u30ef\u30fc\u30c9\u8a8d\u8a3c\u3092\u5b9f\u88c5\u3059\u308b\u3068\u3044\u3046\u57fa\u790e\u7684\u306a\u5185\u5bb9\u3067\u3059\u304c\u3001\u305b\u3063\u304b\u304f\u306a\u306e\u3067\u3053\u308c\u307e\u3067\u672a\u7d4c\u9a13\u306e\u6a5f\u80fd\u3092\u4f7f\u3063\u3066\u307f\u307e\u3059\u3002<\/p>\n<p>\u4ee5\u4e0b\u3001\u52d5\u4f5c\u3092\u78ba\u8a8d\u3057\u305f\u74b0\u5883\u3067\u3059\u3002<\/p>\n<ul>\n<li>Windows 7<\/li>\n<li>PostgreSQL 9.5.0<\/li>\n<\/ul>\n<p>SQL\u306fSQL Shell(psql)\u304b\u3089\u5b9f\u884c\u3057\u307e\u3057\u305f\u3002\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3084\u30ed\u30fc\u30eb\u306e\u4f5c\u6210\u306b\u3064\u3044\u3066\u306f\u5272\u611b\u3057\u307e\u3059\u3002<\/p>\n<h2>pgcrypto\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u6709\u52b9\u306b\u3059\u308b<\/h2>\n<p>\u307e\u305a\u306fpgcrypto\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\u3002\uff08\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u5bfe\u8c61\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u30b9\u30fc\u30d1\u30fc\u30e6\u30fc\u30b6\u6a29\u9650\u304c\u5fc5\u8981\u3067\u3059\uff09<\/p>\n<pre class=\"decode:true\">\r\nCREATE EXTENSION pgcrypto;\r\n\r\nSELECT * FROM pg_available_extensions WHERE installed_version IS NOT NULL;\r\n\r\n   name   | default_version | installed_version |           comment\r\n----------+-----------------+-------------------+------------------------------\r\n pgcrypto | 1.2             | 1.2               | cryptographic functions\r\n plpgsql  | 1.0             | 1.0               | PL\/pgSQL procedural language\r\n\r\n<\/pre>\n<p>pgcrypto\u304c\u6709\u52b9\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<h2>gen_random_uuid()\u95a2\u6570\u3067UUID\u3092\u751f\u6210\u3059\u308b<\/h2>\n<p>\u666e\u6bb5\u306eMySQL\u306e\u4ed5\u4e8b\u3067\u306f\u30ec\u30b3\u30fc\u30c9\u306eID\u306b\u306f\u5927\u62b5\u306e\u5834\u5408AUTO INCREMENT\u3092\u5229\u7528\u3059\u308b\u306e\u3067\u3059\u304c\u3001\u4eca\u56de\u306fPostgreSQL\u306a\u3089\u3067\u306f\u306eUUID\u578b\u3092\u4f7f\u3063\u3066\u307f\u308b\u3053\u3068\u306b\u3057\u307e\u3059\u3002<\/p>\n<p>PostgreSQL 9.4.5\u6587\u66f8 \/ UUID\u578b<br \/>\n<a href=\"http:\/\/www.postgresql.jp\/document\/9.4\/html\/datatype-uuid.html\">http:\/\/www.postgresql.jp\/document\/9.4\/html\/datatype-uuid.html<\/a><\/p>\n<p>PostgreSQL\u306e\u6a19\u6e96\u6a5f\u80fd\u3067\u306fUUID\u3092\u751f\u6210\u3059\u308b\u95a2\u6570\u306f\u63d0\u4f9b\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u304c\u3001pgcrypto\u306b\u306f\u30e9\u30f3\u30c0\u30e0\u306aUUID(UUID ver4)\u3092\u751f\u6210\u3059\u308bgen_random_uuid()\u95a2\u6570\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u3053\u308c\u3092\u5229\u7528\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u3093\u306a\u4f1a\u54e1\u7ba1\u7406\u7528\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n<pre class=\"decode:true\">\r\nCREATE TABLE t_member (\r\n    member_id     UUID        NOT NULL DEFAULT gen_random_uuid(),\r\n    member_name   TEXT        NOT NULL,\r\n    login_id      VARCHAR(64) NOT NULL DEFAULT gen_random_uuid(),\r\n    password_hash TEXT,\r\n    PRIMARY KEY (member_id),\r\n    UNIQUE (login_id)\r\n);\r\n<\/pre>\n<p>member_id\u304c\u30ec\u30b3\u30fc\u30c9\u306eID\u3067\u3001gen_random_uuid()\u95a2\u6570\u3067UUID\u3092\u81ea\u52d5\u767a\u884c\u3057\u307e\u3059\u3002<\/p>\n<p>login_id\u306e\u65b9\u306f\u4f1a\u54e1\u81ea\u8eab\u304c\u8a2d\u5b9a\u3059\u308bID\u3067\u3059\u304c\u3001\u540c\u69d8\u306b\u521d\u671f\u5024\u3068\u3057\u3066UUID\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u4f1a\u54e1\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u307e\u3068\u3081\u3066\u767b\u9332\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n<pre class=\"decode:true\">\r\nINSERT INTO t_member (member_name) VALUES\r\n('\u7e54\u7530\u4fe1\u79c0'),\r\n('\u7e54\u7530\u4fe1\u9577'),\r\n('\u7e54\u7530\u4fe1\u5fe0'),\r\n('\u7e54\u7530\u4fe1\u96c4'),\r\n('\u7e54\u7530\u4fe1\u5b5d');\r\n\r\nSELECT * FROM t_member;\r\n\r\n              member_id               | member_name |               login_id               | password_hash\r\n--------------------------------------+-------------+--------------------------------------+---------------\r\n fd97b15b-59ef-46bd-a9ae-dd7a90d68242 | \u7e54\u7530\u4fe1\u79c0    | db7a3928-9024-454c-9582-ecca6534bab3 |\r\n 7f48257c-522a-4030-a20e-82d1fc883714 | \u7e54\u7530\u4fe1\u9577    | 65df3641-a3e2-4b21-a90d-73a4bb666a2e |\r\n 5d7b3afc-7a52-4eed-b0e6-ebd1e96b1e53 | \u7e54\u7530\u4fe1\u5fe0    | 5dd2ad3e-2d53-41ec-a547-7f9511b1f540 |\r\n facf5603-9015-41db-b74d-b13adf68894e | \u7e54\u7530\u4fe1\u96c4    | 1c6272a3-82be-48fa-8fff-6370d3e17aa2 |\r\n 3599e841-5630-4dc2-b8a4-82cb638a1aa9 | \u7e54\u7530\u4fe1\u5b5d    | 32fb6191-b0a6-4b3b-b105-2f642b5a6485 |\r\n<\/pre>\n<p>\u671f\u5f85\u901a\u308a\u3001UUID\u304c\u81ea\u52d5\u3067\u767a\u884c\u3055\u308c\u307e\u3057\u305f\u3002\u3053\u308c\u306f\u697d\u3061\u3093\u3067\u3059\u306d\u3002<\/p>\n<p>\u4ee5\u5f8c\u3001\u7e54\u7530\u4fe1\u9577\u3055\u3093\u306e\u30c7\u30fc\u30bf\u3092\u64cd\u4f5c\u3057\u3066\u3044\u304d\u307e\u3059\u304c\u3001UUID\u3092\u6bce\u56de\u5165\u529b\u3059\u308b\u306e\u306f\u5927\u5909\u306a\u306e\u3067\u3001\u307e\u305a\u306f\u30ed\u30b0\u30a4\u30f3ID\u3092\u5909\u66f4\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"decode:true\">\r\nUPDATE t_member SET login_id = 'nobunaga' WHERE member_name = '\u7e54\u7530\u4fe1\u9577';\r\n<\/pre>\n<h2>crypt()\u95a2\u6570\u3067\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u30cf\u30c3\u30b7\u30e5\u5316<\/h2>\n<p>\u6b21\u306f\u3053\u306e\u4f1a\u54e1\u30c6\u30fc\u30d6\u30eb\u3092\u4f7f\u3063\u305f\u30d1\u30b9\u30ef\u30fc\u30c9\u8a8d\u8a3c\u3092\u5b9f\u88c5\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n<p>\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u30cf\u30c3\u30b7\u30e5\u5316\u306e\u305f\u3081\u306b\u8a2d\u8a08\u3055\u308c\u305f\u3068\u3044\u3046\u3001crypt()\u95a2\u6570\u3068gen_salt()\u95a2\u6570\u3092\u5229\u7528\u3057\u307e\u3059\u3002<\/p>\n<p>PostgreSQL 9.4.5\u6587\u66f8 \/ pgcrypto \/ F.25.2. \u30d1\u30b9\u30ef\u30fc\u30c9\u30cf\u30c3\u30b7\u30e5\u5316\u95a2\u6570<br \/>\n<a href=\"http:\/\/www.postgresql.jp\/document\/9.4\/html\/pgcrypto.html#AEN161582\">http:\/\/www.postgresql.jp\/document\/9.4\/html\/pgcrypto.html#AEN161582<\/a><\/p>\n<p>\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u308bcrypt()\u95a2\u6570\u306e\u30dd\u30a4\u30f3\u30c8\u3068\u3057\u3066\u306f\u3001\u5b9f\u884c\u7d50\u679c\u306b\u30bd\u30eb\u30c8\u3084\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u7a2e\u985e\u306a\u3069\u751f\u6210\u6642\u306e\u51e6\u7406\u5185\u5bb9\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u7570\u306a\u308b\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3067\u751f\u6210\u3057\u305f\u5024\u304c\u540c\u3058\u30c6\u30fc\u30d6\u30eb\u306b\u6df7\u5728\u3057\u3066\u3044\u3066\u3082\u554f\u984c\u306a\u304f\u51e6\u7406\u3067\u304d\u308b\u3053\u3068\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<p>\u66f4\u306b\u300c\u9069\u5fdc\u578b\u300d\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u5229\u7528\u3057\u305f\u5834\u5408\u306f\u3001\u5c06\u6765\u7684\u306b\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306e\u6027\u80fd\u5411\u4e0a\u306b\u3088\u3063\u3066\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u5909\u66f4\u305b\u3056\u308b\u3092\u5f97\u306a\u304f\u306a\u3063\u305f\u3068\u3057\u3066\u3082\u3001\u4e92\u63db\u6027\u306e\u554f\u984c\u304c\u8d77\u304d\u306a\u3044\u3068\u306e\u3053\u3068\u3002<\/p>\n<p>\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306fdes, xdes, md5, bf\u304c\u5229\u7528\u3067\u304d\u307e\u3059\u304c\u3001des\u3068xdes\u306f\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u6700\u5927\u9577\u304c8\u30d0\u30a4\u30c8\u3001MD5\u306f\u885d\u7a81\u8010\u6027\u306e\u554f\u984c\u304c\u3042\u308a\u307e\u3059\u3057\u9069\u5fdc\u578b\u3067\u3082\u3042\u308a\u307e\u305b\u3093\u3002Blowfish\u30d9\u30fc\u30b9\u3068\u3044\u3046bf\u304c\u6700\u5927\u957772\u3067\u9069\u5fdc\u578b\u3067\u3082\u3042\u308a\u3001\u4eca\u56de\u306e\u7528\u9014\u3067\u306f\u3053\u308c\u304c\u826f\u3055\u305d\u3046\u3067\u3059\u3002<\/p>\n<p>\u4ee5\u4e0b\u306eSQL\u3067\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u30cf\u30c3\u30b7\u30e5\u5316\u3057\u3066\u4fdd\u5b58\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"decode:true\">\r\nUPDATE t_member SET password_hash = crypt('Mitsuhide-Honnouji@1582', gen_salt('bf'))\r\nWHERE login_id = 'nobunaga';\r\n\r\nSELECT login_id, password_hash FROM t_member WHERE login_id = 'nobunaga';\r\n\r\n login_id |                        password_hash\r\n----------+--------------------------------------------------------------\r\n nobunaga | $2a$06$ObzinNCG.DOuTUhvaMIl4u.6CUWtD.ztvODeYHmwJQXAzqiaby.kS\r\n<\/pre>\n<p>\u3053\u3093\u306a\u5024\u304c\u5165\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u30cf\u30c3\u30b7\u30e5\u5024\u3092\u30bd\u30eb\u30c8\u3068\u3057\u3066crypt()\u95a2\u6570\u3092\u5b9f\u884c\u3057\u3001\u305d\u306e\u7d50\u679c\u304c\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u30cf\u30c3\u30b7\u30e5\u5024\u3068\u4e00\u81f4\u3059\u308b\u304b\u3069\u3046\u304b\u3067\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u6b63\u5f53\u6027\u3092\u691c\u8a3c\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"decode:true\">\r\nSELECT (password_hash = crypt('Mitsuhide-Honnouji@1582', password_hash)) AS matched\r\nFROM t_member WHERE login_id = 'nobunaga';\r\n\r\n matched\r\n---------\r\n t\r\n<\/pre>\n<p>\u8a8d\u8a3c\u306b\u6210\u529f\u3057\u307e\u3057\u305f\u3002<\/p>\n<h2>\u6c4e\u7528\u30cf\u30c3\u30b7\u30e5\u95a2\u6570\u3067\u30d1\u30b9\u30ef\u30fc\u30c9\u306b\u30bd\u30eb\u30c8\u3092\u52a0\u3048\u3064\u3064\u30cf\u30c3\u30b7\u30e5\u5024\u3092\u30b9\u30c8\u30ec\u30c3\u30c1\u30f3\u30b0<\/h2>\n<p>crypt()\u95a2\u6570\u306f\u4fbf\u5229\u3067\u3059\u304c\u3001\u305d\u308c\u3060\u3051\u306b\u983c\u308b\u65b9\u6cd5\u3060\u3068\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u307e\u3067\u306e\u7d4c\u8def\u3067\u306f\u751f\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u6271\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u3001\u7d4c\u8def\u3092\u6697\u53f7\u5316\u3067\u304d\u306a\u3044\u5834\u5408\u306e\u5bfe\u7b56\u3068\u3057\u3066\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u3067\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u30cf\u30c3\u30b7\u30e5\u5024\u3092\u751f\u6210\u3059\u308b\u65b9\u5f0f\u3092\u63a1\u7528\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u305d\u306e\u5834\u5408\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u3068\u30b5\u30fc\u30d0\u5074\u3067\u30cf\u30c3\u30b7\u30e5\u5024\u306e\u751f\u6210\u624b\u9806\u3092\u5408\u308f\u305b\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\u3002<\/p>\n<p>\u305d\u3053\u3067\u3001pgcrypto\u30e2\u30b8\u30e5\u30fc\u30eb\u3067\u63d0\u4f9b\u3055\u308c\u3066\u3044\u308b\u6c4e\u7528\u30cf\u30c3\u30b7\u30e5\u95a2\u6570\u3092\u5229\u7528\u3057\u3001\u591a\u304f\u306e\u8a00\u8a9e\u74b0\u5883\u3067\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u308bSHA-2\u30d5\u30a1\u30df\u30ea\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306b\u3088\u308a\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u306b\u30bd\u30eb\u30c8\u3092\u52a0\u3048\u3066\u30cf\u30c3\u30b7\u30e5\u5316\u3057\u3001\u66f4\u306b\u4efb\u610f\u56de\u6570\u306e\u30b9\u30c8\u30ec\u30c3\u30c1\u30f3\u30b0\u3092\u884c\u3046\u3053\u3068\u3068\u3057\u307e\u3059\u3002<\/p>\n<p>PostgreSQL 9.4.5\u6587\u66f8 \/ pgcrypto \/ F.25.1. \u6c4e\u7528\u30cf\u30c3\u30b7\u30e5\u95a2\u6570<br \/>\n<a href=\"http:\/\/www.postgresql.jp\/document\/9.4\/html\/pgcrypto.html#AEN161546\">http:\/\/www.postgresql.jp\/document\/9.4\/html\/pgcrypto.html#AEN161546<\/a><\/p>\n<p>\u30cf\u30c3\u30b7\u30e5\u751f\u6210\u624b\u9806\u3092\u4ee5\u4e0b\u306e\u69d8\u306a\u95a2\u6570\u3068\u3057\u3066\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"decode:true\">\r\nCREATE OR REPLACE FUNCTION stretch_password_hash(text, text, text, integer) RETURNS text AS <img src='http:\/\/l.wordpress.com\/latex.php?latex=DECLARE%20%20%20%20password%20%20%20ALIAS%20FOR%20%241%3B%20%20%20%20algorithm%20%20ALIAS%20FOR%20%242%3B%20%20%20%20salt%20%20%20%20%20%20%20ALIAS%20FOR%20%243%3B%20%20%20%20stretching%20ALIAS%20FOR%20%244%3B%20%20%20%20password_hash%20text%3B%20%20%20%20i%20integer%3BBEGIN%20%20%20%20password_hash%20%3D%20%27%27%3B%20%20%20%20i%20%3A%3D%200%3B%20%20%20%20WHILE%20i%20%26lt%3B%20stretching%20LOOP%20%20%20%20%20%20%20%20password_hash%20%3A%3D%20encode%28digest%28password_hash%20%7C%7C%20password%20%7C%7C%20salt%2C%20algorithm%29%2C%20%26%23039%3Bhex%26%23039%3B%29%3B%20%20%20%20%20%20%20%20i%20%3A%3D%20i%20%2B%201%3B%20%20%20%20END%20LOOP%3B%20%20%20%20RETURN%20password_hash%3BEND%3B&bg=FFFFFF&fg=000000&s=2' title='DECLARE    password   ALIAS FOR $1;    algorithm  ALIAS FOR $2;    salt       ALIAS FOR $3;    stretching ALIAS FOR $4;    password_hash text;    i integer;BEGIN    password_hash = '';    i := 0;    WHILE i &lt; stretching LOOP        password_hash := encode(digest(password_hash || password || salt, algorithm), &#039;hex&#039;);        i := i + 1;    END LOOP;    RETURN password_hash;END;' style='vertical-align:1%' class='tex' alt='DECLARE    password   ALIAS FOR $1;    algorithm  ALIAS FOR $2;    salt       ALIAS FOR $3;    stretching ALIAS FOR $4;    password_hash text;    i integer;BEGIN    password_hash = '';    i := 0;    WHILE i &lt; stretching LOOP        password_hash := encode(digest(password_hash || password || salt, algorithm), &#039;hex&#039;);        i := i + 1;    END LOOP;    RETURN password_hash;END;' \/> LANGUAGE plpgsql;\r\n<\/pre>\n<p>\u7b2c1\u5f15\u6570\u304c\u751f\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u3001\u7b2c2\u5f15\u6570\u304c\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3001\u7b2c3\u5f15\u6570\u304c\u30bd\u30eb\u30c8\u3001\u7b2c4\u5f15\u6570\u304c\u30b9\u30c8\u30ec\u30c3\u30c1\u30f3\u30b0\u56de\u6570\u3067\u3059\u3002<\/p>\n<p>digest()\u306f\u30d0\u30a4\u30ca\u30ea\u30cf\u30c3\u30b7\u30e5\u3092\u8a08\u7b97\u3059\u308b\u95a2\u6570\u3067\u3001\u6a19\u6e96\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3068\u3057\u3066 md5, sha1, sha224, sha256, sha384, sha512 \u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u3057\u3066\u3001\u3053\u308c\u309216\u9032\u6570\u6587\u5b57\u5217\u306b\u5909\u63db\u3059\u308b\u305f\u3081\u306b\u6a19\u6e96\u306e\u6587\u5b57\u5217\u95a2\u6570encode()\u3082\u4f75\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u4f1a\u54e1\u30c6\u30fc\u30d6\u30eb\u306epassword_hash\u30ab\u30e9\u30e0\u306b\u306f\u3001\u3053\u306e\u95a2\u6570\u3067\u751f\u6210\u3057\u305f\u30cf\u30c3\u30b7\u30e5\u5024\u3092\u66f4\u306bcrypt()\u95a2\u6570\u3092\u304b\u3051\u3066\u4fdd\u5b58\u3057\u307e\u3059\u3002<\/p>\n<p>\u30bd\u30eb\u30c8\u306b\u3064\u3044\u3066\u306f\u3001\u30e6\u30fc\u30b6\u6bce\u306b\u7570\u306a\u308a\u3001\u63a8\u6e2c\u56f0\u96e3\u3067\u3001\u3042\u308b\u7a0b\u5ea6\u306e\u9577\u3055\u306e\u3042\u308b\u5024\u304c\u9069\u3057\u3066\u3044\u308b\u2026\u2026\u3068\u3044\u3046\u3053\u3068\u3067\u3001UUID ver4\u304c\u9069\u4efb\u3068\u601d\u308f\u308c\u307e\u3059\u306e\u3067\u3001member_id\u3092\u305d\u306e\u307e\u307e\u5229\u7528\u3057\u307e\u3059\u3002<\/p>\n<p>\u5148\u307b\u3069\u5b9a\u7fa9\u3057\u305fstretch_password_hash()\u95a2\u6570\u3092\u5229\u7528\u3057\u3066\u3001\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306fsha256\u3001\u30b9\u30c8\u30ec\u30c3\u30c1\u30f3\u30b0\u56de\u6570\u306f1000\u56de\u3068\u3057\u3066\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u30cf\u30c3\u30b7\u30e5\u3092\u751f\u6210\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n<pre class=\"decode:true\">\r\nSELECT stretch_password_hash('Mitsuhide-Honnouji@1582', 'sha256', member_id::text, 1000)\r\nFROM t_member WHERE login_id = 'nobunaga';\r\n\r\n                      stretch_password_hash\r\n------------------------------------------------------------------\r\n 816b26959a82b7c340f80ba253c6c7c567cb8eb9ef0ccf57bb5ad127091b007a\r\n<\/pre>\n<p>\u3053\u3093\u306a\u5024\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u5ff5\u306e\u305f\u3081\u3001PHP\u3067\u540c\u3058\u51e6\u7406\u3092\u5b9f\u88c5\u3057\u3066\u7d50\u679c\u3092\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3059\u3002\uff08\u5b9f\u306f\u79c1\u306f\u666e\u6bb5PHP\u3070\u304b\u308a\u66f8\u3044\u3066\u3044\u308b\u4eba\u3067\u3059\uff09<\/p>\n<pre class=\"decode:true\">\r\nfunction stretch_password_hash($password, $algorithm, $salt, $stretching) {\r\n    $password_hash = '';\r\n    for ($i = 0; $i &lt; $stretching; $i++) {\r\n        $password_hash = hash($algorithm, $password_hash . $password . $salt, false);\r\n    }\r\n    return $password_hash;\r\n};\r\necho stretch_password_hash(&#039;Mitsuhide-Honnouji@1582&#039;, &#039;sha256&#039;, &#039;7f48257c-522a-4030-a20e-82d1fc883714&#039;, 1000);\r\n\/\/ 816b26959a82b7c340f80ba253c6c7c567cb8eb9ef0ccf57bb5ad127091b007a\r\n<\/pre>\n<p>\u540c\u3058\u5024\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u3053\u308c\u3092\u8e0f\u307e\u3048\u3066\u3001\u3082\u3046\u4e00\u5ea6crypt()\u95a2\u6570\u3092\u901a\u3057\u3066\u30d1\u30b9\u30ef\u30fc\u30c9\u30cf\u30c3\u30b7\u30e5\u3092\u4fdd\u5b58\u3057\u76f4\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"decode:true\">\r\nUPDATE t_member\r\nSET password_hash = crypt(stretch_password_hash('Mitsuhide-Honnouji@1582', 'sha256', member_id::text, 1000), gen_salt('bf'))\r\nWHERE login_id = 'nobunaga';\r\n<\/pre>\n<p>\u5148\u307b\u3069PHP\u3067\u7b97\u51fa\u3057\u305f\u5024\u3092crypt()\u95a2\u6570\u306b\u901a\u3057\u3066\u3001\u6b63\u5f53\u6027\u3092\u691c\u8a3c\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n<pre class=\"decode:true\">\r\nSELECT (password_hash = crypt('816b26959a82b7c340f80ba253c6c7c567cb8eb9ef0ccf57bb5ad127091b007a', password_hash)) AS matched\r\nFROM t_member WHERE login_id = 'nobunaga';\r\n\r\n matched\r\n---------\r\n t\r\n<\/pre>\n<p>\u8a8d\u8a3c\u306b\u6210\u529f\u3057\u307e\u3057\u305f\u3002<\/p>\n<h2>\u30d1\u30b9\u30ef\u30fc\u30c9\u30cf\u30c3\u30b7\u30e5\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3068\u30b9\u30c8\u30ec\u30c3\u30c1\u30f3\u30b0\u56de\u6570\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u7ba1\u7406\u3059\u308b<\/h2>\n<p>SHA-1\u306e\u885d\u7a81\u8010\u6027\u306e\u554f\u984c\u304c\u6307\u6458\u3055\u308c\u3066\u4ee5\u6765\u3001SHA-2\u3078\u306e\u79fb\u884c\u304c\u6025\u52d9\u3068\u306a\u3063\u3066\u3044\u308b\u6628\u4eca\u3067\u3059\u304c\u3001\u5c06\u6765\u7684\u306b\u306f\u66f4\u306bSHA-3\u3078\u306e\u79fb\u884c\u304c\u63a8\u5968\u3055\u308c\u308b\u72b6\u6cc1\u306b\u306a\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n<p>\u305d\u3053\u3067\u3001\u30cf\u30c3\u30b7\u30e5\u751f\u6210\u6642\u306b\u6307\u5b9a\u3057\u305f\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3068\u30b9\u30c8\u30ec\u30c3\u30c1\u30f3\u30b0\u56de\u6570\u3092\u30d1\u30b9\u30ef\u30fc\u30c9\u30cf\u30c3\u30b7\u30e5\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3068\u6349\u3048\u3066\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u7ba1\u7406\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n<p>\u4eca\u56de\u306f\u6df1\u304f\u8003\u3048\u305a\u3001\u4f1a\u54e1\u30c6\u30fc\u30d6\u30eb\u306b\u305d\u308c\u305e\u308c\u306e\u30ab\u30e9\u30e0\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"decode:true\">\r\nALTER TABLE t_member ADD COLUMN algorithm  VARCHAR(16) NOT NULL DEFAULT 'sha256';\r\nALTER TABLE t_member ADD COLUMN stretching INTEGER NOT NULL DEFAULT floor(500 + random() * (1000 + 1 - 500));\r\n<\/pre>\n<p>\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306f\u521d\u671f\u5024\u3092sha256\u306b\u56fa\u5b9a\u3001\u30b9\u30c8\u30ec\u30c3\u30c1\u30f3\u30b0\u56de\u6570\u306f\u30ec\u30b3\u30fc\u30c9\u767b\u9332\u6642\u306b500-1000\u306e\u9593\u3067\u81ea\u52d5\u751f\u6210\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"decode:true\">\r\nSELECT member_id, login_id, algorithm, stretching FROM t_member;\r\n\r\n              member_id               |               login_id               | algorithm | stretching\r\n--------------------------------------+--------------------------------------+-----------+------------\r\n fd97b15b-59ef-46bd-a9ae-dd7a90d68242 | db7a3928-9024-454c-9582-ecca6534bab3 | sha256    |        656\r\n 5d7b3afc-7a52-4eed-b0e6-ebd1e96b1e53 | 5dd2ad3e-2d53-41ec-a547-7f9511b1f540 | sha256    |        581\r\n facf5603-9015-41db-b74d-b13adf68894e | 1c6272a3-82be-48fa-8fff-6370d3e17aa2 | sha256    |        979\r\n 3599e841-5630-4dc2-b8a4-82cb638a1aa9 | 32fb6191-b0a6-4b3b-b105-2f642b5a6485 | sha256    |        746\r\n 7f48257c-522a-4030-a20e-82d1fc883714 | nobunaga                             | sha256    |        835\r\n<\/pre>\n<p>\u30ab\u30e9\u30e0\u306e\u5b9a\u7fa9\u3092\u8ffd\u52a0\u3059\u308b\u3068\u3001\u3053\u3093\u306a\u611f\u3058\u3067\u521d\u671f\u5024\u304c\u5165\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u3053\u306e\u8a2d\u5b9a\u3067\u7e54\u7530\u4fe1\u9577\u3055\u3093\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u30cf\u30c3\u30b7\u30e5\u3092\u4fdd\u5b58\u3057\u3066\u307f\u307e\u3059\u3002\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306fsha256\u3001\u30b9\u30c8\u30ec\u30c3\u30c1\u30f3\u30b0\u56de\u6570\u306f835\u56de\u306e\u306f\u305a\u3002<\/p>\n<pre class=\"decode:true\">\r\nUPDATE t_member\r\nSET password_hash = crypt(stretch_password_hash('Mitsuhide-Honnouji@1582', t.algorithm, t.member_id::text, t.stretching), gen_salt('bf'))\r\nFROM (SELECT * FROM t_member) t\r\nWHERE t_member.member_id = t.member_id AND t_member.login_id = 'nobunaga';\r\n<\/pre>\n<p>\u5148\u7a0b\u306ePHP\u306e\u95a2\u6570\u3067\u30cf\u30c3\u30b7\u30e5\u5024\u3092\u7b97\u51fa\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"decode:true\">\r\necho stretch_password_hash('Mitsuhide-Honnouji@1582', 'sha256', '7f48257c-522a-4030-a20e-82d1fc883714', 835);\r\n\/\/ 07b7c2d96702c389d92671d1211436dc4f9546a9a2effcbf5dc5585808c6b1af\r\n<\/pre>\n<p>\u3053\u306e\u5024\u3092crypt()\u95a2\u6570\u306b\u901a\u3057\u3066\u3001\u6b63\u5f53\u6027\u3092\u691c\u8a3c\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n<pre class=\"decode:true\">\r\nSELECT (password_hash = crypt('07b7c2d96702c389d92671d1211436dc4f9546a9a2effcbf5dc5585808c6b1af', password_hash)) AS matched\r\nFROM t_member WHERE login_id = 'nobunaga';\r\n\r\n matched\r\n---------\r\n t\r\n<\/pre>\n<p>\u8a8d\u8a3c\u306b\u6210\u529f\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u6b21\u306f\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092sha512\u306b\u3001\u30b9\u30c8\u30ec\u30c3\u30c1\u30f3\u30b0\u56de\u6570\u3092100\u56de\u306b\u5909\u66f4\u3057\u3066\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u4fdd\u5b58\u3057\u76f4\u3057\u3001\u3082\u3046\u4e00\u5ea6\u8a8d\u8a3c\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n<pre class=\"decode:true\">\r\nUPDATE t_member\r\nSET algorithm = 'sha512',\r\n    stretching = 100,\r\n    password_hash = crypt(stretch_password_hash('Mitsuhide-Honnouji@1582', 'sha512', member_id::text, 100), gen_salt('bf'))\r\nWHERE login_id = 'nobunaga';\r\n<\/pre>\n<p>\u5148\u7a0b\u306ePHP\u306e\u95a2\u6570\u3067\u30cf\u30c3\u30b7\u30e5\u5024\u3092\u7b97\u51fa\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"decode:true\">\r\necho stretch_password_hash('Mitsuhide-Honnouji@1582', 'sha512', '7f48257c-522a-4030-a20e-82d1fc883714', 100);\r\n\/\/ 77458cb726cc0ba46e7af96a055d4053bfdc302c7efd806c6f88743b04602e8c7321769ed07d2d4fcd1b1b19c9c5acb7e1e4ad644d36f66c8e95488cee6beb83\r\n<\/pre>\n<p>SHA-512\u306a\u306e\u3067\u5148\u7a0b\u3088\u308a\u9577\u304f\u306a\u308a\u307e\u3057\u305f\u3002\u3053\u306e\u5024\u3092crypt()\u95a2\u6570\u306b\u901a\u3057\u3066\u3001\u6b63\u5f53\u6027\u3092\u691c\u8a3c\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n<pre class=\"decode:true\">\r\nSELECT (password_hash = crypt('77458cb726cc0ba46e7af96a055d4053bfdc302c7efd806c6f88743b04602e8c7321769ed07d2d4fcd1b1b19c9c5acb7e1e4ad644d36f66c8e95488cee6beb83', password_hash)) AS matched\r\nFROM t_member WHERE login_id = 'nobunaga';\r\n\r\n matched\r\n---------\r\n t\r\n<\/pre>\n<p>\u8a8d\u8a3c\u306b\u6210\u529f\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u4eca\u56de\u306e\u4f8b\u3067\u306f\u30cf\u30c3\u30b7\u30e5\u5316\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3068\u30b9\u30c8\u30ec\u30c3\u30c1\u30f3\u30b0\u56de\u6570\u3092\u4f1a\u54e1\u6bce\u306b\u4fdd\u6301\u3057\u307e\u3057\u305f\u304c\u3001\u901a\u5e38\u306e\u8a8d\u8a3c\u3067\u306f\u305d\u308c\u3089\u3092\u983b\u7e41\u306b\u5909\u66f4\u3059\u308b\u3053\u3068\u306f\u306a\u3044\u305f\u3081\u3001\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3068\u30b9\u30c8\u30ec\u30c3\u30c1\u30f3\u30b0\u56de\u6570\u306e\u7d44\u3092\u30d1\u30b9\u30ef\u30fc\u30c9\u30cf\u30c3\u30b7\u30e5\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3068\u3057\u3066\u3001\u4f1a\u54e1\u306b\u7d10\u4ed8\u3051\u3066\u5225\u9014\u7ba1\u7406\u3057\u3066\u3082\u826f\u3055\u305d\u3046\u3067\u3059\u3002<\/p>\n<p>\u307e\u305f\u3001\u30c1\u30e3\u30ec\u30f3\u30b8\uff0f\u30ec\u30b9\u30dd\u30f3\u30b9\u65b9\u5f0f\u3092\u63a1\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u767a\u884c\u3057\u305f\u30c1\u30e3\u30ec\u30f3\u30b8\u306b\u306f\u6709\u52b9\u671f\u9650\u3092\u8a2d\u3051\u308b\u3079\u304d\u3067\u3059\u3057\u3001\u8a8d\u8a3c\u5b8c\u4e86\u6642\u306b\u7121\u52b9\u5316\u3057\u306a\u3044\u3068\u30ea\u30d7\u30ec\u30a4\u653b\u6483\u3078\u306e\u5bfe\u7b56\u306b\u306f\u306a\u308a\u307e\u305b\u3093\u306e\u3067\u3001\u305d\u308c\u3089\u3092\u4f1a\u54e1\u306b\u7d10\u4ed8\u304f\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u30c7\u30fc\u30bf\u3068\u3057\u3066\u5225\u9014\u7ba1\u7406\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u4ee5\u4e0a\u3001\u3042\u307e\u308a\u76ee\u65b0\u3057\u3055\u306e\u306a\u3044\u5185\u5bb9\u3067\u3059\u304c\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u8a00\u8a9e\u3067\u5b9f\u88c5\u3055\u308c\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3042\u308d\u3046\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u30cf\u30c3\u30b7\u30e5\u5316\u3092PostgreSQL\u306e\u6a5f\u80fd\u3067\u5b9f\u88c5\u3057\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u306f\u3058\u3081\u307e\u3057\u3066\u3001\u5800\u4e95\u3068\u7533\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u305f\u3073TECHSCORE BLOG\u306b\u8a18\u4e8b\u3092\u66f8\u304b\u305b\u3066\u3044\u305f\u3060\u304f\u3053\u3068\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u3088\u308d\u3057\u304f\u304a\u9858\u3044\u3057\u307e\u3059\u3002<br \/><a href=\"https:\/\/www.techscore.com\/blog\/2016\/02\/04\/postgresql%e3%81%aeuuid%e5%9e%8b%e3%81%a8pgcrypto%e3%83%a2%e3%82%b8%e3%83%a5%e3%83%bc%e3%83%ab%e3%82%92%e4%bd%bf%e3%81%a3%e3%81%a6%e4%bc%9a%e5%93%a1%e3%83%91%e3%82%b9%e3%83%af%e3%83%bc%e3%83%89\/\">\u7d9a\u304d\u3092\u8aad\u3080...<\/a><\/p>\n","protected":false},"author":56,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[18],"tags":[206],"_links":{"self":[{"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/posts\/10144"}],"collection":[{"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/users\/56"}],"replies":[{"embeddable":true,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/comments?post=10144"}],"version-history":[{"count":13,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/posts\/10144\/revisions"}],"predecessor-version":[{"id":10236,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/posts\/10144\/revisions\/10236"}],"wp:attachment":[{"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/media?parent=10144"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/categories?post=10144"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/tags?post=10144"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}